Chloride Ion Measurement
Chloride Ion Measurement - Related Videos
07:32
Dynamic Electrochemical Measurement of Chloride Ions
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Cited by 5 •
2016
Dynamic measurement of chloride ions is presented. Transition time of an Ag/AgCl electrode, during a chronopotentiometric technique, can give the concentration of chloride ions in electrolyte. This method does not require a stable conventional reference electrode.
09:18
Measurement of Extracellular Ion Fluxes Using the Ion-selective Self-referencing Microelectrode Technique
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Cited by 6 •
2015
Transporters in cell membranes allow differential segregation of ions across cell membranes or cell layers and play crucial roles during tissue physiology, repair and pathology. We describe the ion-selective self-referencing microelectrode that allows the measurement of specific ion fluxes at single cells and tissues in vivo.
11:08
Double-barreled and Concentric Microelectrodes for Measurement of Extracellular Ion Signals in Brain Tissue
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Cited by 19 •
2015
We demonstrate the fabrication, calibration and properties of two types of ion-selective microelectrodes (double-barreled and concentric) for measurement of ion concentrations in brain tissue. These are then used in the mouse hippocampal slice preparation to show that excitatory activity changes both extracellular potassium and sodium concentrations.
03:24
Common Ion Effect
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2020
Compared with pure water, the solubility of an ionic compound is less in aqueous solutions containing a common ion (one also produced by dissolution of the ionic compound). This is an example of a phenomenon known as the common ion effect, which is a consequence of the law of mass action that may be explained using Le Châtelier’s principle. Consider the dissolution of silver iodide: This solubility equilibrium may be shifted left by the addition of either silver(I) or iodide ions, resulting in...
11:04
Synthesis of Ionic Liquid Based Electrolytes, Assembly of Li-ion Batteries, and Measurements of Performance at High Temperature
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Cited by 1 •
2016
Here, we describe protocols to prepare phosphonium-based ionic liquid and lithium bis(trifluoromethane)sulfonimide salt electrolytes, and assemble a non-flammable and high temperature functioning lithium-ion coin cell battery.
FAQs
Silver nitrate supplies silver ions that react with chloride ions in the sample, forming solid silver chloride. As titration proceeds, the amount of silver nitrate required reflects the chloride present. This precipitation relationship connects the observed endpoint or potentiometric response to a quantitative concentration, making the approach useful for comparing ionic composition among samples.
The endpoint identifies when the titration has reached the condition needed to relate added silver nitrate to the chloride concentration. An indicator can signal this change visually, whereas a potentiometric signal records an electrical response. Selecting and interpreting the endpoint appropriately supports quantitative results rather than relying only on the appearance of precipitated material.
A chloride-selective electrode determines concentration from a membrane potential, so the measurement is based on an electrical signal rather than the volume of silver nitrate needed to precipitate chloride. Argentometric analysis follows a chemical reaction and endpoint, while electrode-based analysis follows membrane response. Both approaches provide quantitative information but use different measurement principles.
Chloride contributes to a sample’s ionic composition, conductivity, and chemical balance. Measuring it can therefore reveal differences in solution composition or indicate the presence of contamination. In chemistry investigations, the result provides a focused measure of one ion while also helping researchers interpret broader changes in the sample’s overall ionic environment.
A typical workflow begins with a measured sample, followed by addition of silver nitrate while monitoring the reaction. Chloride precipitates as silver chloride, and the endpoint is identified with an indicator or a potentiometric signal. The amount of titrant used or the recorded signal is then used to determine the chloride concentration in the sample.
The analysis is relevant when researchers need to assess drinking water, environmental samples, or industrial solutions. Results can support quality control, contamination assessment, and evaluation of ionic composition. Because the source identifies both titration and electrode approaches, the selected method can be aligned with whether the investigation relies on precipitation behavior or membrane-potential response.
In biological-fluid studies, chloride results contribute information about ionic composition and chemical balance. The measurement does not stand alone as a complete characterization, but it provides a quantitative value for one important ion. Researchers can use that value alongside other observations to investigate composition and compare samples within a chemistry-focused analysis.